JA0ARF — FT8 station from Japan

Japan Grid: KN89

Amateur radio station JA0ARF operating from Japan (grid square KN89). 34 FT8 spots received at SO8OO WebSDR, active on 20m, 10m, over 6 days, best SNR +3 dB. Heard between 2026-04-23 and 2026-06-28.

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Overview

34
Total spots
0
CQ calls
6
Days active
-7 dB
Avg SNR

Bands

20m 10m
First seen: 2026-04-23
Last seen: 2026-06-28 10:11 UTC

Frequent QSO partners observed at SO8OO

Stations JA0ARF worked most often, as logged from our receiver:

Activity Heatmap

Location

QSO Logbook (as observed from SO8OO)

Format: our rx / partner reports

TimeBandJA0ARFPartnerPartner SNRMsgs
06-28 09:38 10m -19 / - RA6OB - / - 2 Partial
05-09 14:55 20m -3 / - TA4SSK - / -10 9 Partial
05-09 14:27 20m -2 / - M7TUP - / - 2 Partial
05-09 14:26 20m -12 / - A61DD - / -20 2 ✓ Confirmed
05-05 12:26 20m 0 / - HB9TIH - / - 7 Partial
04-23 14:36 20m -11 / - 4X1UF - / -16 4 Partial
04-23 14:31 20m -12 / - 4X1UF - / -16 4 Partial

Station Log

10m 
UTC    dB  Freq  Message
093830 -18 2089  JA0ARF RA6OB KN98 (x2)
121130 -11 1550  JA0ARF US3LX KN89
20m 
UTC    dB  Freq  Message
142645 -14 1043  JA0ARF A61DD -20 (x2)
142745  -5 1965  JA0ARF M7TUP IO90 (x2)
145545  -8 1517  JA0ARF TA4SSK -10 (x9)
141230 -13 2813  JA0ARF VU2WJ -10
131815 -18 1573  LU6YR JA0ARF PM97

SNR History by Band